#poster{
  position: fixed;
  z-index: 100;
  top:0;
  left:0;
  width: 375px;
  height:100%;
  background: rgba(0,0,0,.7);
  color:#fff;
  .close{
    position: absolute;
    z-index: 10;
    top:10px;
    right: 10px;
    font-size: 35px;
  }
  .box{
    text-align: center;
    width: 100%;
    position: absolute;
    top:50%;
    transform: translateY(-50%);
    .poster{
      display: block;
      width: 150px;
      height: 267px;
      margin: 0 auto 10px auto;
      object-fit: cover;
      border-radius: 10px;
    }
    .assist{
      width: 100px;
      height: 100px;
      margin: 0 auto 10px auto;
      object-fit: cover;
      border-radius: 10px;
    }
  }
}